Willow Go’s sleek design fits completely in your bra so you can pump quietly on the down-low – with no wires or tubes dangling from your bra or bulky motors attached to your waist. Connect to the Willow Go app to track your sessions and access tutorials. Plus, it’s easy to assemble and has dishwasher-safe parts, making cleanup a breeze. Important note regarding this upgrade breast pump: The Willow Go is a breast pump model that includes upgrade features such as a rechargeable battery or other convenience items. Insurance covers a portion of the cost of this pump, but you are responsible for paying the remainder.